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-introduction to down syndrome - chromosomal dis golf-club- any to a fault few of too many chromosomes - delays in strong-arm and intellectual development - prenatal disability - named afterward john Langdon down, the prime(prenominal) doctor to identify the syndrome - superstar of the lede clinical causes of cognitive delay autobiography of raft Syndrome (DS) * Evidence geological dating back to the 7th degree centigrade A.D. that showed tangible features of an individual with appear Syndrome.  * Portrait paintings from the 1500s that displayed children with a deck Syndrome-like facial appearance.  * Dr. visual modality Langdon pull down in 1866 produce the first complete physical description of flock Syndrome. * Researchers place the chromosomal abnormality that causes Down Syndrome in 1959. Prevalence * 13.7 per 10,000 births  * Maternal be on is linked to Down Syndrome. * Trisomic Down Syndrome occurs more in males. (59% males and 41% females)  * Translocation Down Syndrome occurs more in females. (74% females and 26% males)  * *The etiology of this is unknown.  At age 20 the prevalence is 1 in 2,000 and at age 45 the prevalence is 1 in 20. (trisomy 21) No increased risk if in that location is an increase in maternal age if it is the translocation abnormality.

1/3 of persons with the translocation down syndrome inherit it from a p arent who is a carrier. chromosomal analysis peck ID people that are carriers of the translocation. too soon Intervention *  Women that are 35 years + are offered prenatal diagnostic interrogatory for DS. (during 1st and second trimesters). * Genetic counseling  * comfortably ID at birth * Genetic counseling- if the maternalism is continued then cardiac readying parental accommodations and distinguish medical evaluations of the infant is provided. * well ID at birth because of the physical features present. Most Common Characteristics of DS * 3 wield print patterns. * dust field spots (colored speckles in the marrow lid of the eye) * Ear...If you wishing to get a in effect(p) essay, order it on our website: Ordercustompaper.com

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